| 单词 | perk up |
| 释义 | Word Frequency perk upverb (adverb) 1. to make or become more cheerful, hopeful, or lively 2. to rise or cause to rise briskly the dog's ears perked up 3. (transitive) to make smarter in appearance she perked up her outfit with a bright scarf 4. (intransitive) Australian slang to vomit Word origin C14 perk, perhaps from Norman French perquer; see perch1 |
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